package com.atguigu.gmall.common.config;

import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import com.google.common.base.Predicates;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import springfox.bean.validators.configuration.BeanValidatorPluginsConfiguration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

/**
 * Swagger2配置信息
 */
@Configuration
@EnableSwagger2 // 该注解是Springfox-swagger框架提供的使用Swagger注解，该注解必须加
@EnableKnife4j  // 该注解是knife4j提供的增强注解,Ui提供了例如动态参数、参数过滤、接口排序等增强功能,如果你想使用这些增强功能就必须加该注解，否则可以不用加
@Import(BeanValidatorPluginsConfiguration.class)
public class Knife4jConfig {

	@Bean
	public Docket webApiConfig(){

		//添加head参数start
		List<Parameter> pars = new ArrayList<>();
		ParameterBuilder tokenPar = new ParameterBuilder();
		tokenPar.name("userId")
				.description("用户ID")
				.defaultValue("1")
				.modelRef(new ModelRef("string"))
				.parameterType("header")
				.required(false)
				.build();
		pars.add(tokenPar.build());

		ParameterBuilder tmpPar = new ParameterBuilder();
		tmpPar.name("userTempId")
				.description("临时用户ID")
				.defaultValue("1")
				.modelRef(new ModelRef("string"))
				.parameterType("header")
				.required(false)
				.build();
		pars.add(tmpPar.build());
		//添加head参数end

		return new Docket(DocumentationType.SWAGGER_2)
				.groupName("webApi")
				.apiInfo(webApiInfo())
				.select()
				//过滤掉admin路径下的所有页面
				.paths(Predicates.and(PathSelectors.regex("/api/.*")))
				//过滤掉所有error或error.*页面
				//.paths(Predicates.not(PathSelectors.regex("/error.*")))
				.build()
				.globalOperationParameters(pars);
	}

	@Bean
	public Docket adminApiConfig(){

		return new Docket(DocumentationType.SWAGGER_2)
				.groupName("adminApi")
				.apiInfo(adminApiInfo())
				.select()
				//只显示admin路径下的页面
				.paths(Predicates.and(PathSelectors.regex("/admin/.*")))
				.build();

	}

	private ApiInfo webApiInfo(){

		return new ApiInfoBuilder()
				.title("网站-API文档")
				.description("本文档描述了网站微服务接口定义")
				.version("1.0")
				.contact(new Contact("Helen", "http://atguigu.com", "55317332@qq.com"))
				.build();
	}

	private ApiInfo adminApiInfo(){
		return new ApiInfoBuilder()
				.title("后台管理系统-API文档")
				.description("本文档描述了后台管理系统微服务接口定义")
				.version("1.0")
				.contact(new Contact("Helen", "http://atguigu.com", "55317332@qq.com"))
				.build();
	}
}